Home / 574,453,008.40-861,679,512.60-159,929,028.40

Finding the Fourth Proportional to 574,453,008.40, 861,679,512.60 and 159,929,028.40

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Solution

The fourth proportional to 574,453,008.40, 861,679,512.60 and 159,929,028.40 is: 239,893,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,453,008.40 : 861,679,512.60 = 159,929,028.40 : x
  2. Step 2: Convert to fraction form
    574,453,008.40/861,679,512.60 = 159,929,028.40/x
  3. Step 3: Cross multiply
    574,453,008.40x = 861,679,512.60 × 159,929,028.40
  4. Step 4: Simplify right side
    574,453,008.40x = 137,807,567,242,303,568
  5. Step 5: Solve for x
    x = 137,807,567,242,303,568/574,453,008.40
  6. Step 6: Final answer
    x = 239,893,542.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.